He is not allowed to mourn... a widow violated by her husband's students

Kyoko's wife is saddened after the sudden news of her husband's sudden death, a famous martial artist. It is difficult to run the dojo alone, and he tells his disciples his free time... During their lives, they had been subjected to a lot of corporal punishment under the guise of being "loving," but they lose their anger and are at a loss. However, at the suggestion of his lead disciple, Sasaki, he plans to clear up his past grudge with Kyoko's remaining body. And without knowing anything, Kyoko welcomes the disciples into her house...